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Flashcards in Final Exam Deck (237)
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1

What are the generic parts of a spinal nerve?

-ventral and dorsal nerve rootlets
-ventral and dorsal nerve roots
-dorsal nerve root ganglion
-mixed spinal nerve
-ventral and dorsal primary nerve rami or divisions

2

What is the name given to the dendrite of a primary sensory neuron?

peripheral sensory process

3

What parts of the peripheral nerve system will contain peripheral sensory proceses?

-mixed spinal nerve
-ventral primary ramus/division
-dorsal primary ramus/division

4

What parts of the peripheral nerve system will contain central sensory processes?

-dorsal nerve root
-dorsal nerve rootlets

5

What are the ultimate target cells of the somatic efferent pathways?

skeletal muscle

6

What are the ultimate target cells of the visceral efferent pathways?

-smooth muscle
-cardiac muscle
-glandular tissue
-some unique specialized cell types

7

What cord levels will contain somatic efferent neurons?

cord levels C1-Co1

8

What skeletal muscles are specifically innervated via dorsal primary rami/divisions?

-splenius
-erector spinae
-transversospinalis
-suboccipital
-interspinalis
-intertransversarii
-levator costarum

9

What skeletal muscle is innervated via both ventral primary rami/divisions and dorsal primary rami/divisions?

the intertransversarii

10

Skeletal muscle located on the dorsal side of the extremities will be innervated by which spinal ramus or division branches?

ventral primary ramus/division branches

11

What are the subdivisions of the visceral division of the peripheral nerve system?

-sympathetic
-parasympathetic
-enteric

12

What is the location for the enteric nerve system?

along the gastrointestinal tract and organ system

13

What is the location of the myenteric plexus of Auerbach?

between the longitudinal and circular muscle layers along the entire gut

14

What function is primarily emphasized for the myenteric plexus of Auerbach?

peristaltic activity along the gastrointestinal tract

15

What is the location of the submucosal plexus of Meissner?

between the circular muscle layer and the muscularis mucosa layer of the gut

16

Which enteric plexus lies between the circular muscle layer and the muscularis mucosa layer of the gut?

submucosal plexus of Meissner

17

What function is primarily emphasized for the submucosal plexus of Meissner?

influence on the process of secretion/absorption of the gut

18

What locations of the gastrointestinal tract are most influenced by parasympathetics?

the most proximal and distal parts of the gastrointestinal tract

19

The superior cervical ganglion is the result of fusion of which paravertebral ganglia?

C1-C4 paravertebral ganglia

20

The middle cervical ganglion is the result of fusion of which paravertebral ganglia?

C5, C6 paravertebral ganglia

21

The inferior cervical ganglion is the result of fusion of which paravertebral ganglia?

C7-C8 paravertebral ganglia

22

The stellate ganglion is the result of fusion of which paravertebral ganglia?

C7, C8, T1 paravertebral ganglia

23

The stellate ganglion will communicate with which spinal nerves?

ventral primary rami of C7, C8, and T1 spinal nerves

24

Which sympathetic ganglia are located in front of the vertebral body?

prevertebral sympathetic ganglia

25

What are the names of the most consistent prevertebral ganglia?

-celiac ganglion
-superior mesenteric ganglion
-inferior mesenteric ganglion

26

Which of the prevertebral nerve plexuses are more likely to contain secondary sympathetic neuron cell bodies?

-cardiac plexus
-pulmonary plexus
-celiac plexus
-inferior hypogastric (pelvic) plexus

27

How are the remaining nerve plexuses named?

according to the name of the blood vessel they accompany

28

Based on the target cell innervated, what are the classifications given to postganglionic sympathetic efferent fibers?

-vasomotor fiber
-pilomotor fiber
-sudomotor fiber
-secretomotor fiber

29

What is the target of postganglionic sympathetic pilomotor fibers?

smooth muscle of hair follicles; the erector pili muscle

30

What is the target of postganglionic sympathetic sudomotor fibers?

specialized cells of sudorific glands or sweat glands